Studies related to the hydroelectric potential of the project were started in the 1970s. The Brazilian Senate approved a legislative decree in 2006 to authorise the construction, which is located on indigenous lands.
Indigenous people affected:
Ingarikó, Makuxi, Patamona, Taurepang, Wapixana (Raposa Serra do Sol Indigenous Land).
- Indigenous Leaderships in Raposa Serra do Sol oppose the construction of the hydroelectric plant at Tamanduá's Waterfall, Rio Cotingo
- River Cotingo's hydroelectric plant: an analysis of state interventions
- Cotingo Dam as a test of the Brazilian system for the assessment of development proposals in the Amazon